Home / 2,725,781,764.30-4,088,672,646.45-885,720,445.90

Finding the Fourth Proportional to 2,725,781,764.30, 4,088,672,646.45 and 885,720,445.90

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Solution

The fourth proportional to 2,725,781,764.30, 4,088,672,646.45 and 885,720,445.90 is: 1,328,580,668.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,725,781,764.30 : 4,088,672,646.45 = 885,720,445.90 : x
  2. Step 2: Convert to fraction form
    2,725,781,764.30/4,088,672,646.45 = 885,720,445.90/x
  3. Step 3: Cross multiply
    2,725,781,764.30x = 4,088,672,646.45 × 885,720,445.90
  4. Step 4: Simplify right side
    2,725,781,764.30x = 3,621,420,959,552,826,880
  5. Step 5: Solve for x
    x = 3,621,420,959,552,826,880/2,725,781,764.30
  6. Step 6: Final answer
    x = 1,328,580,668.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.